84 lines
1.9 KiB
C
84 lines
1.9 KiB
C
/*
|
|
* Copyright (c) 2012-2014 Wind River Systems, Inc.
|
|
* Copyright (c) 2020 Arm Limited
|
|
* Copyright (c) 2021-2023 Nordic Semiconductor ASA
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
#ifndef H_IO_
|
|
#define H_IO_
|
|
|
|
#include <stddef.h>
|
|
|
|
#ifdef CONFIG_SOC_FAMILY_NORDIC_NRF
|
|
#include <helpers/nrfx_reset_reason.h>
|
|
#endif
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/*
|
|
* Initialises the configured LED.
|
|
*/
|
|
void io_led_init(void);
|
|
|
|
/*
|
|
* Sets value of the configured LED.
|
|
*/
|
|
void io_led_set(int value);
|
|
|
|
/*
|
|
* Checks if GPIO is set in the required way to remain in serial recovery mode
|
|
*
|
|
* @retval false for normal boot, true for serial recovery boot
|
|
*/
|
|
bool io_detect_pin(void);
|
|
|
|
/*
|
|
* Checks if board was reset using reset pin and if device should stay in
|
|
* serial recovery mode
|
|
*
|
|
* @retval false for normal boot, true for serial recovery boot
|
|
*/
|
|
bool io_detect_pin_reset(void);
|
|
|
|
/*
|
|
* Checks board boot mode via retention subsystem and if device should stay in
|
|
* serial recovery mode
|
|
*
|
|
* @retval false for normal boot, true for serial recovery boot
|
|
*/
|
|
bool io_detect_boot_mode(void);
|
|
|
|
#ifdef CONFIG_SOC_FAMILY_NORDIC_NRF
|
|
static inline bool io_boot_skip_serial_recovery()
|
|
{
|
|
uint32_t rr = nrfx_reset_reason_get();
|
|
|
|
return !(rr == 0 || (rr & NRFX_RESET_REASON_RESETPIN_MASK));
|
|
}
|
|
#else
|
|
static inline bool io_boot_skip_serial_recovery()
|
|
{
|
|
return false;
|
|
}
|
|
#endif
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif
|